USPS 916

Basic Safety & General Cleaning

900 practice questions to help you pass the USPS 916 custodial exam. Timed sections match the real test format.

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Basic Safety

450 questions covering OSHA, SDS/GHS, chemical safety, PPE, lifting, ladders, electrical, fire safety, bloodborne pathogens, ergonomics, and more.

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General Cleaning

450 questions on chemistry/pH, detergents vs disinfectants, floor care, restroom maintenance, carpet cleaning, recycling, odor control, and more.

Exam Format

Questions per section 15

Time per section 7 minutes

Time per question ~28 seconds

Choose Practice Mode

Basic Safety — Exam Mode

15 random questions, 7-minute timer

Timed

General Cleaning — Exam Mode

15 random questions, 7-minute timer

Timed

Basic Safety — Practice

All 450 questions, no timer

Untimed

General Cleaning — Practice

All 450 questions, no timer

Untimed

Basic Safety — By Batch

50 or 300 questions per batch

Study

General Cleaning — By Batch

50 or 300 questions per batch

Study

Basic Safety — Know It or Don't

123 factual recall questions — acronyms, SDS sections, GHS pictograms, fire classes, pad colors, chemical reactions

Memorize

General Cleaning — Know It or Don't

98 factual recall questions — pH values, cleaner types, pad colors, color codes, tool names, dilution ratios